﻿<!DOCTYPE html>
<HTML>
<HEAD>
  <TITLE> ZTREE DEMO - Hide With Checkbox Mode</TITLE>
  <meta http-equiv="content-type" content="text/html; charset=UTF-8">
  <link rel="stylesheet" href="../../../css/demo.css" type="text/css">
  <link rel="stylesheet" href="../../../css/zTreeStyle/zTreeStyle.css" type="text/css">
  <script type="text/javascript" src="../../../js/jquery-1.4.4.min.js"></script>
  <script type="text/javascript" src="../../../js/jquery.ztree.core-3.5.js"></script>
  <script type="text/javascript" src="../../../js/jquery.ztree.excheck-3.5.js"></script>
  <!--<script type="text/javascript" src="../../../js/jquery.ztree.exedit-3.5.js"></script>-->
  <script type="text/javascript" src="../../../js/jquery.ztree.exhide-3.5.js"></script>
  <SCRIPT type="text/javascript">
    <!--
    var setting = {
      check: {
        enable: true
      },
      data: {
        key: {
          title: "title"
        },
        simpleData: {
          enable: true
        }
      },
      callback: {
        onCheck: onCheck
      }
    };

    var zNodes = [
      { id: 1, pId: 0, name: "pNode 1", title: "", checked: true, open: true },
      { id: 11, pId: 1, name: "pNode 11", title: "", checked: true },
      { id: 111, pId: 11, name: "leaf node 111", title: "", checked: true, isHidden: true },
      { id: 112, pId: 11, name: "leaf node 112", title: "" },
      { id: 113, pId: 11, name: "leaf node 113", title: "" },
      { id: 12, pId: 1, name: "pNode 12", title: "", isHidden: true },
      { id: 121, pId: 12, name: "leaf node 121", title: "" },
      { id: 122, pId: 12, name: "leaf node 122", title: "", isHidden: true },
      { id: 123, pId: 12, name: "leaf node 123", title: "" },
      { id: 2, pId: 0, name: "pNode 2", title: "" },
      { id: 21, pId: 2, name: "pNode 21", title: "", isHidden: true },
      { id: 211, pId: 21, name: "leaf node 211", title: "" },
      { id: 212, pId: 21, name: "leaf node 212", title: "" },
      { id: 213, pId: 21, name: "leaf node 213", title: "" },
      { id: 22, pId: 2, name: "pNode 22", title: "" },
      { id: 221, pId: 22, name: "leaf node 221", title: "" },
      { id: 222, pId: 22, name: "leaf node 222", title: "" },
      { id: 223, pId: 22, name: "leaf node 223", title: "" }
    ];

    function onCheck(e, treeId, treeNode) {
      count();
    }

    function setTitle(node) {
      var zTree = $.fn.zTree.getZTreeObj("treeDemo");
      var nodes = node ? [node] : zTree.transformToArray(zTree.getNodes());
      for (var i = 0, l = nodes.length; i < l; i++) {
        var n = nodes[i];
        n.title = "[" + n.id + "] isFirstNode = " + n.isFirstNode + ", isLastNode = " + n.isLastNode;
        zTree.updateNode(n);
      }
    }

    function count() {
      function isForceHidden(node) {
        if (!node.parentTId) return false;
        var p = node.getParentNode();
        return !!p.isHidden ? true : isForceHidden(p);
      }

      var zTree = $.fn.zTree.getZTreeObj("treeDemo"),
        checkCount = zTree.getCheckedNodes(true).length,
        nocheckCount = zTree.getCheckedNodes(false).length,
        hiddenNodes = zTree.getNodesByParam("isHidden", true),
        hiddenCount = hiddenNodes.length;

      for (var i = 0, j = hiddenNodes.length; i < j; i++) {
        var n = hiddenNodes[i];
        if (isForceHidden(n)) {
          hiddenCount -= 1;
        } else if (n.isParent) {
          hiddenCount += zTree.transformToArray(n.children).length;
        }
      }

      $("#isHiddenCount").text(hiddenNodes.length);
      $("#hiddenCount").text(hiddenCount);
      $("#checkCount").text(checkCount);
      $("#nocheckCount").text(nocheckCount);
    }

    function showNodes() {
      var zTree = $.fn.zTree.getZTreeObj("treeDemo"),
        nodes = zTree.getNodesByParam("isHidden", true);
      zTree.showNodes(nodes);
      setTitle();
      count();
    }

    function hideNodes() {
      var zTree = $.fn.zTree.getZTreeObj("treeDemo"),
        nodes = zTree.getSelectedNodes();
      if (nodes.length == 0) {
        alert("Please select one node at least.");
        return;
      }
      zTree.hideNodes(nodes);
      setTitle();
      count();
    }

    $(document).ready(function() {
      $.fn.zTree.init($("#treeDemo"), setting, zNodes);
      $("#hideNodesBtn").bind("click", { type: "rename" }, hideNodes);
      $("#showNodesBtn").bind("click", { type: "icon" }, showNodes);
      setTitle();
      count();
    });
    //-->
  </SCRIPT>
</HEAD>

<BODY>
<h1>Hide With Checkbox Mode</h1>
<h6>[ File Path: exhide/checkbox.html ]</h6>
<div class="content_wrap">
  <div class="zTreeDemoBackground left">
    <ul id="treeDemo" class="ztree"></ul>
  </div>
  <div class="right">
    <ul class="info">
      <li class="title">
        <h2>1, Explanation of setting</h2>
        <ul class="list">
          <li>Use the freature which to hide nodes, you don't need to set any attributes.</li>
        </ul>
      </li>
      <li class="title">
        <h2>2, Explanation of treeNode</h2>
        <ul class="list">
          <li class="highlight_red">Before you init zTree, set treeNode.isHidden = true, and you can hide the node.</li>
          <li>
            <p>
              Hide or show the nodes:<br/>
              Try: [ <a id="hideNodesBtn" href="#" onclick="return false;">Hide the nodes which be selected</a> ]<br/>
              &nbsp;&nbsp;&nbsp;&nbsp;[ <a id="showNodesBtn" href="#" onclick="return false;">Show all of the nodes which be hidden</a> ]<br/>
              <ul id="log" class="log" style="height: 125px;">
                <li>Total nodes which 'isHidden' attribute is true: <span id="isHiddenCount" class="highlight_red"></span></li>
                <li>Total hidden nodes: <span id="hiddenCount" class="highlight_red"></span></li>
                <li>
                  Total check nodes: <span id="checkCount" class="highlight_red"></span>
                  &nbsp;&nbsp;Total uncheck nodes: <span id="nocheckCount" class="highlight_red"></span></li>
                <li>After hide nodes, you can see the 'isFirstNode' and 'isLastNode' attributes on the nodes which still be shown.</li>
              </ul>
            </p>
          </li>
        </ul>
      </li>
      <li class="title">
        <h2>3、Other explanation</h2>
        <ul class="list">
          <li>Hide nodes will effect the 'isFirstNode' and 'isLastNode' attributes, but will not effect the 'getPreNode()' and 'getNextNode()' method.</li>
        </ul>
      </li>
    </ul>
  </div>
</div>
</BODY>
</HTML>